Home / 3,689,292-5,091,222.96-2,079,660

Finding the Fourth Proportional to 3,689,292, 5,091,222.96 and 2,079,660

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Solution

The fourth proportional to 3,689,292, 5,091,222.96 and 2,079,660 is: 2,869,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,292 : 5,091,222.96 = 2,079,660 : x
  2. Step 2: Convert to fraction form
    3,689,292/5,091,222.96 = 2,079,660/x
  3. Step 3: Cross multiply
    3,689,292x = 5,091,222.96 × 2,079,660
  4. Step 4: Simplify right side
    3,689,292x = 10,588,012,740,993.60
  5. Step 5: Solve for x
    x = 10,588,012,740,993.60/3,689,292
  6. Step 6: Final answer
    x = 2,869,930.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.